Level Guides

3 part numbers
BL9178 NSN 1680-00-607-3187
  • acft, model hh53c end application
WA2703 NSN 1680-00-918-8405
42420-286 NSN 1680-01-234-4012 Cross Reference: 42420-150
  • c5b acft end application
  • used on 42420-1 functional description
  • next higher assembly 42420-135 general description
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